A342125 Records in A110765.

2, 6, 10, 30, 70, 210, 770, 2310, 10010, 30030, 34034, 170170, 510510, 646646, 3233230, 9699690, 14872858, 74364290, 223092870, 431312882, 2156564410, 6469693230, 13370699342, 66853496710, 200560490130, 494715875654, 2473579378270, 7420738134810, 20283350901814

Offset

1,1

Comments

A002110 is a subsequence.

Links

Table of n, a(n) for n=1..29.

Michael De Vlieger, Annotated log-log plot of A110765(n) for 1 <= n <= 128 showing records in red.

Michael De Vlieger, Log-log plot of A110765(n) for 1 <= n <= 2^20 showing records in red.

Mathematica

Block[{s = Array[Times @@ Prime@ Flatten@ Position[#, 1] &@ IntegerDigits[#, 2] &, 2^12]}, Union@ FoldList[Max, s]]

Crossrefs

Cf. A002110, A110765.

Sequence in context: A026117 A283909 A107385 * A332321 A283846 A321727

Adjacent sequences: A342122 A342123 A342124 * A342126 A342127 A342128

Keyword

nonn,base

Author

Michael De Vlieger, Feb 28 2021

Status

approved